Scrapping machine

Abstract

The present invention provides a multi-purpose scrapping machine suitable for the scrapping work for not only discarded automobiles but also various kinds of wastes such as construction wastes and piping wastes. The scrapping machine is equipped with a hydraulic-actuated arm/boom assembly mounted on an automotive vehicle, a nibbling pincher for scrapping work mounted to the tip of the arm/boom assembly, and a pair of right and left power-driven clamp arms mounted at the front or rear of the vehicle. The scrapping machine comprises a peeling tool to clamp a covered electric wire to be scrapped from the periphery thereof by the closing motion of the clamp arms and to slash and peel off the outer sheath of the wire in the state of clamping the wire in accordance with the drawing operation of the core of the wire with the nibbling pincher.

1. A scrapping machine equipped with a hydraulic-actuated arm and boom assembly which is mounted on an automotive vehicle so as to be vertically tiltable and horizontally swivelable, a power-driven nibbling pincher for scrapping work mounted to a tip of the arm and boom assembly so as to be operable through a remote control, a support-block mounted at a front or rear of the vehicle so as to be vertically tiltable, and a pair of right and left power-driven clamp arms supported by the support block respectively with a pair of pivot support pins for a horizontal swing motion, wherein the scrapping machine comprises:
 a peeling tool adapted to clamp a covered electric wire to be scrapped from a periphery thereof by a closing motion of the clamp arms and to slash and peel off an outer sheath of the clamped covered electric wire in accordance with a drawing operation of a core wire of the clamped covered electric wire with the nibbling pincher mounted on the tip of the hydraulic-actuated arm and boom assembly, 
 wherein the peeling tool is formed with two halves opposing each other and supported by the clamp arms respectively so that the two halves meet each other and separate from each other through an opening and closing motion of the clamp arms, and 
 wherein at least one of the two halves is provided with at least one protruding bite blade adapted to penetrate at least partially into the outer sheath of the covered electric wire clamped in between when the two halves meet each other. 
 
     
     
       2. The scrapping machine according to  claim 1 , wherein the two halves of the peeling tool form one of a conical and pyramid funnel-shaped passage having a relatively large opening at a first end thereof and a relatively small opening at a second end thereof when the two halves meet each other, and wherein the at least one of the two halves is provided with the protruding bite blade on an inner wall near the relatively small opening of the funnel-shaped passage. 
     
     
       3. The scrapping machine according to  claim 2 , wherein each of the two halves is supported by each of the clamp arms respectively so that the relatively large opening of the funnel-shaped passage faces downward. 
     
     
       4. The scrapping machine according to  claim 2 , wherein each of the two halves is supported by each of the clamp arms respectively so that an axis of the funnel-shaped passage is inclined toward the front or rear of the vehicle. 
     
     
       5. The scrapping machine according to  claim 1 , wherein each of the two halves of the peeling tool is supported by a horizontal pivot shaft mounted on each of the clamp arms so as to be pivotable around the horizontal pivot shaft in a certain limited angle range. 
     
     
       6. The scrapping machine according to  claim 1 , wherein at least one of the two halves comprises a guide piece for aligning the two halves when the two halves meet each other. 
     
     
       7. The scrapping machine according to  claim 1 , wherein each of the two halves comprises a plurality of protruding bite blades arranged so that each of the protruding bite blades of one of the halves faces and meshes with an associated protruding bite blade of the other of the two halves when the two halves meet each other. 
     
     
       8. The scrapping machine according to  claim 1 , further comprising a pair of opposing cups for clamping and holding an object to be scrapped from both sides, wherein each of said cups is supported by each of the clamp arms respectively at a position remoter than that of the peeling tool from the pivot support pins of the clamp arms. 
     
     
       9. The scrapping machine according to  claim 1 , further comprising a pair of breaking tools for forcibly pressing and crushing or breaking an object to be scrapped from both sides, wherein each of said breaking tools is supported by each of the clamp arms respectively in place of the peeling tool and/or supported by each of the clamp arms respectively at a position remoter than that of the peeling tool from the pivot support pins of the clamp arms. 
     
     
       10. A scrapping machine equipped with a hydraulic-actuated arm and boom assembly which is mounted on an automotive vehicle so as to be vertically tiltable and horizontally swivelable, a power-driven nibbling pincher for scrapping work mounted to a tip of the arm and boom assembly so as to be operable through a remote control, a support block mounted at a front or rear of the vehicle so as to be vertically tiltable, and a pair of right and left power-driven clamp arms supported by the support block respectively with a pair of pivot support pins for a horizontal swing motion, wherein the scrapping machine comprises:
 a peeling tool adapted to peel off an outer sheath of a covered electric wire with an associated operation of the power-driven nibbling pincher mounted on the hydraulic-actuated arm and boom assembly, wherein the peeling tool is formed with two halves that oppose each other and that are respectively supported by the clamp arms; and 
 a shear cutter for cutting an object to be scrapped, wherein the cutter is mounted on the pair of clamp arms at a position near to the pivot support pins of the clamp arms and includes a pair of shear blades, a pivot element for pivotably interconnecting the shear blades at their respective first ends on a side toward the support block, and a pair of links for pivotably connecting respective second ends of the shear blades to the respective clamp arms. 
 
     
     
       11. The scrapping machine according to  claim 10 , wherein each of the shear blades comprises a single edged blade having a sliding face and a sharpened face opposite to the sliding face, and wherein the shear blades are in sliding engagement with each other on a side of said sliding face. 
     
     
       12. The scrapping machine according to  claim 11 , wherein each of the shear blades has a concave blade shape in a plane parallel with the sliding face so that tips of the shear blades remote from the pivot element lap over with each other in advance of a concavity thereof in accordance with a closing motion of the pair of clamp arms. 
     
     
       13. The scrapping machine according to  claim 10 , further comprising a pair of opposing cups for clamping and holding the object to be scrapped from both sides, wherein each of said cups is supported by each of the clamp arms respectively at a position remoter than that of the shear cutter from the pivot support pins of the clamp arms. 
     
     
       14. The scrapping machine according to  claim 10 , further comprising a pair of breaking tools for forcibly pressing and crushing or breaking the object to be scrapped from both sides, wherein each of said breaking tools is supported by each of the clamp arms respectively at a position remoter than that of the shear cutter from the pivot support pins of the clamp arms. 
     
     
       15. The scrapping machine according to  claim 14 , further comprising a pair of opposing cups for clamping and holding the object to be scrapped from both the sides, wherein each of said cups is supported by each of the clamp arms respectively at a position remoter than that of the breaking tools from the pivot support pins of the clamp arms. 
     
     
       16. A scrapping machine equipped with a hydraulic-actuated arm and boom assembly which is mounted on an automotive vehicle so as to be vertically tiltable and horizontally swivelable, a power-driven nibbling pincher for scrapping work mounted to a tip of the arm and boom assembly so as to be operable through a remote control, a support block mounted at a front or rear of the vehicle so as to be vertically tiltable, and a pair of right and left power-driven clamp arms supported by the support block respectively with a pair of pivot support pins for a horizontal swing motion, wherein the scrapping machine comprises:
 a peeling tool mounted on the clamp arms and adapted to clamp a covered electric wire to be scrapped from a periphery thereof by a closing motion of the clamp arms and to slash and peel off an outer sheath of the clamped covered electric wire in accordance with a drawing operation of a core wire of the clamped covered electric wire with the nibbling pincher mounted on the tip of the hydraulic-actuated arm and boom assembly; and 
 a shear cutter for cutting an object to be scrapped, wherein the cutter is mounted on the pair of clamp arms at a position nearer to the pivot support pins of the clamp arms than a position at which the peeling tool is mounted on the clamp arms, 
 wherein said peeling tool is formed with two halves opposing each other and supported by the clamp arms respectively so that the two halves meet each other and separate from each other through an opening motion and the closing motion of the clamp arms, and wherein at least one of the two halves is provided with at least one protruding bite blade adapted to penetrate at least partially into the outer sheath of the covered electric wire clamped in between when the two halves meet each other, and 
 wherein said shear cutter includes a pair of shear blades, a pivot element for pivotably interconnecting the shear blades at their respective first ends on a side toward the support block, and a pair of links for pivotably connecting respective second ends of the shear blades to the respective clamp arms. 
 
     
     
       17. The scrapping machine according to  claim 16 , wherein the two halves of the peeling tool form one of a conical and pyramid funnel-shaped passage having a relatively large opening at a first end thereof and a relatively small opening at a second end thereof when the two halves meet each other, and wherein the at least one of the two halves is provided with the protruding bite blade on an inner wall near the relatively small opening of the funnel-shaped passage. 
     
     
       18. The scrapping machine according to  claim 17 , wherein each of the two halves is supported by each of the clamp arms respectively so that the relatively large opening of the funnel-shaped passage faces downward. 
     
     
       19. The scrapping machine according to  claim 17 , wherein each of the two halves is supported by each of the clamp arms respectively so that an axis of the funnel-shaped passage is inclined toward the front or rear of the vehicle. 
     
     
       20. The scrapping machine according to  claim 16 , wherein each of the two halves of the peeling tool is supported by a horizontal pivot shaft mounted on each of the clamp arms so as to be pivotable around the horizontal pivot shaft in a certain limited angle range. 
     
     
       21. The scrapping machine according to  claim 16 , wherein at least one of the two halves comprises a guide piece for aligning the two halves when the two halves meet each other. 
     
     
       22. The scrapping machine according to  claim 16 , wherein each of the two halves comprises a plurality of protruding bite blades arranged so that each of the protruding bite blades of one of the two halves faces and meshes with an associated protruding bite blade of the other of the two halves when the two halves meet each other. 
     
     
       23. The scrapping machine according to  claim 16 , further comprising a pair of opposing cups for clamping and holding the object to be scrapped from both sides, wherein each of said cups is supported by each of the clamp arms respectively at a position remoter than that of the peeling tool from the pivot support pins of the clamp arms. 
     
     
       24. The scrapping machine according to  claim 16 , further comprising a pair of breaking tools for forcibly pressing and crushing or breaking the object to be scrapped from both sides, wherein each of said breaking tools is supported by each of the clamp arms respectively in place of the peeling tool and/or supported by each of the clamp arms respectively at a position remoter than that of the peeling tool from the pivot support pins of the clamp arms.